Big Bang Theory

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Across
  1. 3. static airwaves
  2. 7. a proton and a electron forms
  3. 10. particles were created at the begging of the BigBang
Down
  1. 1. the entire distribution of electromagnetic radiation according to frequency or wavelength
  2. 2. is a theory that suggests that our universe is always expanding
  3. 4. is made up of all matter and space that exists.
  4. 5. sprawling systems of dust, gas, dark matter, and anywhere from a million to a trillion stars that are held together by gravity.
  5. 6. two electrons, and two protons, two neutrons in the nucleus forms
  6. 8. the emission of energy as electromagnetic waves or as moving subatomic particles
  7. 9. become or make larger or more extensive